Shimano GRX FC-RX610-2 Crankset - 175mm 12-Speed 46/30t 110/80 BCD Hollowtech II Spindle Interface BLK MFPN=ASM5-SDM28 Machined engineering-grade Delrin inserts for

Machined engineering-grade Delrin inserts for adapting bottom brackets to a different type of crankset spindle

}Zipp Vuka Clip Riser Kit 5mm

It features upgraded technology and premium engineering to provide more braking power than previous systems

At high shaft speeds the cartridge it mimics the addition of volume reducing spacers in the fork

Shimano GRX FC-RX610-2 Crankset - 175mm 12-Speed 46/30t 110/80 BCD Hollowtech II Spindle Interface BLK MFPN=ASM5-SDM28 Machined engineering-grade Delrin inserts forShimano GRX FC RX610 2 Crankset 175mm 12 Speed 46 30t 110 80 BCD Hollowtech II Spindle Interface Black. The Shimano FC RX610 crank balances weight savings optimized efficiency and an array of gearing options that cater to the segmented demands of mixed terrain riding. TECH SPECS Color Black Rings 46 30 Number of Chainrings Double Crank Length (mm) 175 Crank Intended Use Gravel Drivetrain Speeds 12 BB Included No Pedal Spindle 9 16" Spindle Interface